nobody at rubyforge.org
2007-Jun-25 23:01 UTC
[Wxruby-development] [1070] trunk/wxruby2/swig/fixdeleting.rb: Remove old, now unused, fixdeleting script
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<title>[1070] trunk/wxruby2/swig/fixdeleting.rb: Remove old, now unused,
fixdeleting script</title>
</head>
<body>
<div id="msg">
<dl>
<dt>Revision</dt> <dd>1070</dd>
<dt>Author</dt> <dd>brokentoy</dd>
<dt>Date</dt> <dd>2007-06-25 19:01:34 -0400 (Mon, 25 Jun
2007)</dd>
</dl>
<h3>Log Message</h3>
<pre>Remove old, now unused, fixdeleting script</pre>
<h3>Removed Paths</h3>
<ul>
<li><a
href="#trunkwxruby2swigfixdeletingrb">trunk/wxruby2/swig/fixdeleting.rb</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkwxruby2swigfixdeletingrb"></a>
<div class="delfile"><h4>Deleted:
trunk/wxruby2/swig/fixdeleting.rb (1069 => 1070)</h4>
<pre class="diff"><span>
<span class="info">---
trunk/wxruby2/swig/fixdeleting.rb        2007-06-25
22:49:21 UTC (rev 1069)
+++
trunk/wxruby2/swig/fixdeleting.rb        2007-06-25
23:01:34 UTC (rev 1070)
</span><span class="lines">@@ -1,171 +0,0 @@
</span><del>-# fixdeleting.rb
-# Copyright 2004-2005 by Kevin Smith
-# released under the MIT-style wxruby2 license
-
-# This script post-processes the SWIG output
-# to prevent ruby from trying to delete C++
-# objects that wxWidgets has already deleted
-# I know it''s ugly :-(
-
-filename = ARGV[0]
-broken = filename+".old"
-File.rename(filename, broken)
-
-this_module = File.basename(filename)
-
-
-File.open(filename, "w") do | out |
-        core_name
= File.basename(filename, ".cpp")
-puts("core_name: #{core_name}")
-        wx_name
= "wx"+core_name
-        
-        if
core_name == "App"
-                found_app_constructor
= false
-                wx_name
= core_name
-        else
-                found_app_constructor
= true
-        end
-        found_director_constructor
= false
-        found_director_destructor
= false
-        found_deleter
= false
-        skip_deleter_fix
= false
-        
-        director_class
= nil
-        director_class_name
= "SwigDirector_#{wx_name}"
-        File.foreach(broken)
do | line |
-
-                #
if we found our director class constructor,
-                if(line.index(''SwigDirector_'')
== 0)
-                        #
memorize its class name
-                        director_class
= line.split(/\:/)[0]
-                end
-                
-                #
in the App class constructor,
- if(line.index(''_wrap_new_App(int argc, VALUE *argv, VALUE
self)''))
-                        #
set the global app_ptr so wxGetApp can work
-                        lines
= [line]
-                        lines
<< "wxRubyApp::app_ptr = self;"
-                        line
= lines.join("\n")
-                        found_app_constructor
= true
- end
-                
-                #
in the Director constructor,
- if(line.index("Director(VALUE self"))
-                        #
make a note of this object
-                        found_director_constructor
= true
-                end
-                #
class specific constructor
-        if(line.index(director_class_name+"::"+director_class_name))
-                        #
make a note of this object
-                        lines
= [line]
-                        lines
<< ''#ifdef wxDEBUG''
-                        lines
<< '' printf("'' + this_module + ''"
" new Director %p\n", this);''
-                        lines
<< '' fflush(stdout);''
-                        lines
<< ''#endif''
-                        lines
<< '' GcMapPtrToValue(this,self);''
-                        line
= lines.join("\n")
-                        found_director_constructor
= true
-                end
-        if(line.index("~"+director_class_name))
-                        #
make a note that this object has been deleted
-                        #
it''s done in class specific destructor
-                        #
because multiple inheritance causes
-                        #
this!=(Director *)this in some compilers
-                        lines
= [line]
-                        lines
<< ''#ifdef wxDEBUG''
-                        lines
<< '' printf("'' + this_module + ''"
" ~Director %p\n", this);''
-                        lines
<< '' fflush(stdout);''
-                        lines
<< ''#endif''
- lines << '' VALUE rb_obj =
GcGetValueFromPtr(this);''
- lines << '' rb_ivar_set(rb_obj,
rb_intern("@__swig_dead__"), Qtrue);''
-                        lines
<< '' GcMarkDeleted(this);''
-                        line
= lines.join("\n")
-                end
-                #
in the Director destructor,
- if(line.index("~Director()"))
-                        found_director_destructor
= true
-        
end
-
-                #
where the C++ object was being deleted,
- if(line.index("delete arg1") && !skip_deleter_fix
&& director_class)
-                        lines
= []
-                        lines
<< ''#ifdef wxDEBUG''
-                        lines
<< '' printf("'' + this_module + ''"
" Checking %p\n", arg1);''
-                        lines
<< ''#endif''
-                        lines
<< " if (GcIsDeleted(arg1))"
-                        lines
<< " {"
-                        lines
<< ''#ifdef wxDEBUG''
-                        lines
<< " printf(\"%p is already dead!\\n\", arg1);"
-                        lines
<< ''#endif''
-                        lines
<< " return;"
-                        lines
<< " }"
-                        lines
<< ''#ifdef wxDEBUG''
-                        lines
<< " printf(\"deleting %p\\n\", arg1);"
-                        lines
<< " fflush(stdout);"
-                        lines
<< ''#endif''
-                        lines
<< " delete arg1;"
-                        line
= lines.join("\n")
-                        found_deleter
= true
-                #
-                #
HACK! If we don''t have the latest version of SWIG,
-                #
classes with no virtual methods will not be wrapped.
-                #
For now, since we can''t protect those classes, don''t
-                #
let the GC delete them either
-                #
-#                elsif
(line.index(/delete arg1/))
-#                        line
= " //delete arg1;"
-#                        end
-#                        
-#                        #
replace dynamic_cast with
-#                        if(line.index("Swig::Director
*director = dynamic_cast<Swig::Director *>(arg1);"))
-#                                line
= ''Swig::Director *director = (Swig::Director*)(arg1);''
-#                        end
-#                        if
(line.index(''resultdirector = dynamic_cast<Swig::Director
*>(result);''))
-#                                lines
= []
-#                                lines
<< ''try {''
-#                                lines
<< ''resultdirector = dynamic_cast<Swig::Director
*>(result);''
-#                                lines
<< ''} catch (...) {''
-#                                lines
<< '' resultdirector = NULL;''
-#                                lines
<< ''}''
-#                                line
= lines.join("\n")
-#                        end
-                        
-                end
-                
-                #
if we have no director,
-                if(line.index(''//NO_DIRECTOR''))
-                        #
don''t apply the delete fix
-                        skip_deleter_fix
= true
-                end
-
-                #
if this module doesn''t have a class or has no director,
-                if(line.index(''//NO_CLASS'')
|| line.index(''//NO_DIRECTOR''))
-                        #
pretend we found everything
-                        found_director_constructor
= true
-                        found_director_destructor
= true
-                        found_deleter
= true
-                end
-
-
-                out.puts(line)
-        end
-        
-        if(!found_app_constructor)
-                puts("ERROR:
Didn''t find found_app_constructor")
-                exit(1)
-        end
-
-        if(!found_director_constructor)
-                puts("WARNING:
Didn''t find found_director_constructor")
-        end
-
-        if(!found_director_destructor)
-                puts("WARNING:
Didn''t find found_director_destructor")
-        end
-
-        if(director_class
&& !found_deleter)
-                puts("WARNING:
Didn''t find found_deleter")
-        end
-end
-
-File.delete(broken)
</del></span></pre>
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Apparently Analagous Threads
- [890] branches/wxruby2/wxwidgets_282/swig/fixdeleting.rb: Fix crash on exit (Artur Kuptel)
- [887] branches/wxruby2/wxwidgets_282/swig/fixdeleting.rb: Deleting fix for specific Director classes (Artur Kuptel)
- Fix for crash at exit
- [722] trunk/wxruby2/swig: Wx::Choice fixes for get_client_data (AF)
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Wisdom of the Ancients
